Finding the Fourth Proportional to 3,846.32, 5,734.30 and 3,557.36

Step by Step Solution

1. Step 1: Write the proportion equation
   3,846.32 : 5,734.30 = 3,557.36 : x
2. Step 2: Convert to fraction form
   3,846.32/5,734.30 = 3,557.36/x
3. Step 3: Cross multiply
   3,846.32x = 5,734.30 × 3,557.36
4. Step 4: Simplify right side
   3,846.32x = 20,398,969.45
5. Step 5: Solve for x
   x = 20,398,969.45/3,846.32
6. Step 6: Final answer
   x = 5,303.50